expanded learning time
(22) Expanded learning time The term “expanded learning time” means using a longer school day, week, or year schedule to significantly increase the total number of school hours, in order to include additional time for— (A) activities and instruction for enrichment as part of a well-rounded education; and (B) instructional and support staff to collaborate, plan, and engage in professional development (including professional development on family and community engagement) within and across grades and subjects.